The Volvo Penta EVC rudder indicator port/starboard white - 3812917 is an electronic indicator designed to display the steering direction of a boat. The indicator has a white colour and is suitable for both port and starboard sides of the boat. The indicator uses Electronic Vessel Control (EVC) technology to provide accurate and reliable information on the steering direction of the boat. The indicator is compatible with Volvo Penta engines and systems and is easy to install. The dimensions of the indicator are 58 mm x 58 mm and the housing is made of durable and corrosion-resistant material. The indicator is also water-resistant and can be used in harsh weather conditions. The Volvo Penta EVC rudder indicator is an essential tool for any boat that needs reliable and accurate steering direction information.